What distinguishes active isolated stretching from other stretching exercises?
a. the motion of bouncing
b. the need for a partner
c. the likelihood of injury
d. the use of external objects

Astate of matter all that has define volume and can flow is a(n)

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation